Etymology

semiprime

S1E1M3I1P3R1I1M3E1

Today it means: A natural number that is the product of two (not necessarily distinct) prime numbers. Full definition →

English prime ← Latin sēmi- ← Proto-Indo-European *sēmi
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The story

  1. Proto-Indo-European*sem-
  2. Proto-Indo-European*sēmi
  3. Latinsēmi-
  4. Englishsemi-
  5. Englishprime
  6. English todaysemiprime

From semi- + prime.

Etymology from Wiktionary, CC BY-SA 4.0.